15961113

素因数分解:

$3^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{2129}}^1$

素因数の和:2166

約数の個数: 36

約数和(自身を含む): 28409940

約数和(自身を除く): 12448827

約数列:

[1, 3, 7, 9, 17, 21, 49, 51, 63, 119, 147, 153, 357, 441, 833, 1071, 2129, 2499, 6387, 7497, 14903, 19161, 36193, 44709, 104321, 108579, 134127, 253351, 312963, 325737, 760053, 938889, 1773457, 2280159, 5320371, 15961113]

約数ペア:

[(1, 15961113), (3, 5320371), (7, 2280159), (9, 1773457), (17, 938889), (21, 760053), (49, 325737), (51, 312963), (63, 253351), (119, 134127), (147, 108579), (153, 104321), (357, 44709), (441, 36193), (833, 19161), (1071, 14903), (2129, 7497), (2499, 6387)]